The Number

21055

Twenty-One Thousand and Fifty-Five

In Base 11 Undecimal Is

1490111

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Twenty-One Thousand and Fifty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21052
148a911
Twenty-One Thousand and Fifty-Two in Base 11 Undecimal
21053
148aa11
Twenty-One Thousand and Fifty-Three in Base 11 Undecimal
21054
1490011
Twenty-One Thousand and Fifty-Four in Base 11 Undecimal
21056
1490211
Twenty-One Thousand and Fifty-Six in Base 11 Undecimal
21057
1490311
Twenty-One Thousand and Fifty-Seven in Base 11 Undecimal
21058
1490411
Twenty-One Thousand and Fifty-Eight in Base 11 Undecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

2.1055e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000077159a09893332a11

The reciprocal of 21055 in Base 11 Undecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 1490111 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty-one thousand and fifty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and fifty-five is a composite number with 4 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number twenty-one thousand and fifty-five has the following 2 prime factors:

5
511
Five in Base 11 Undecimal
4211
318911
Four Thousand Two Hundred and Eleven in Base 11 Undecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

5111 · 3189111 = 1490111

Base Conversions

The number twenty-one thousand and fifty-five in 35 different bases